African american worker contracted to repair broken air conditioner, testing faulty blower fan slowed down by dirt. Wireman investigating opened hvac system to check for improper wiring

african american, air condition, air conditioner, bad wiring, blower fan, broken, check, coil, compressor, compressors, condenser, contracted, contractor, cooling, cooling fan, defective, diagnostic, dirt, dismantling, electrical, electrical issues, engineer, expert, expertise, faulty, filter, filter changing, heater, hvac system, improper, industrial, installation, investigating, leak, maintenance, malfunction, mechanic, opened, outdoor, panel, pressure, problem, professional, repair, repairman, replacement, serviceman, slowed down, support, technician, testing, troubleshooting, ventilation, warranty, wireman, wiring, work,